Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071229 | Imaging apparatus having electrooptic devices which comprise a variable focal length lens | Yoshinao Oaki, Susumu Takahashi, Akira Takano, Hirofumi Miyanaga, Hisanari Simazu +4 more | 1991-12-10 |
| 5053995 | Tunnel current data storage apparatus having separate lever bodies | Hiroshi Kajimura, Toshihito Kouchi, Yasuo Isono, Yoshiyuki Mimura, Hiroko Ohta +1 more | 1991-10-01 |
| 5047847 | Endoscope using liquid crystal devices different in the response frequency in the image forming optical system | Hisanari Shimazu, Akira Takano, Hirofumi Miyanaga, Susumu Takahashi, Yoshinao Ohaki +1 more | 1991-09-10 |
| 5047637 | Atomic probe type microscope apparatus | — | 1991-09-10 |
| 5004902 | Focused point detecting optical system | Hiroshi Matsui | 1991-04-02 |
| 4971445 | Fine surface profile measuring apparatus | Eiichi Sato, Kiyozo Koshiishi, Sadao Shigetomi, Syunpei Tanaka, Makoto Yoshinaga +6 more | 1990-11-20 |
| 4904063 | Liquid crystal lenses having a Fresnel lens | Takao Okada, Hisanari Shimazu, Susumu Sato | 1990-02-27 |
| 4781440 | Stereoscopic optical instruments utilizing liquid crystal | — | 1988-11-01 |
| 4743800 | Array of light emitting elements for electrophotographic printer | Yoshiyuki Mimura, Yasuo Isono | 1988-05-10 |
| 4604337 | Electrophotographic color copying paper and copying method making use of the same | Yoshiyuki Mimura | 1986-08-05 |
| 4578332 | Method of removing electrostatic charge from electrophotographic photosensitive device | Yoshiyuki Mimura | 1986-03-25 |
| 4565436 | Electrophotographic copying process | Takao Okada, Yoshiyuki Mimura | 1986-01-21 |
| 4546722 | Developing apparatus for electrophotographic copying machines | Yoshiyuki Mimura | 1985-10-15 |
| 4537845 | Multiconductive layer electrophotographic photosensitive device and method of manufacture thereof | Yoshiyuki Mimura, Takao Okada | 1985-08-27 |
| 4537846 | Multiconductive layer electrophotographic photosensitive device and method of manufacture thereof | Yoshiyuki Mimura, Takao Okada | 1985-08-27 |
| 4526848 | Electrophotographic process with a.c. charger producing greater positive charge | Takao Okada, Yoshiyuki Mimura | 1985-07-02 |
| 4492745 | Photosensitive member for electrophotography with mirror finished support | Yoshiyuki Mimura, Takao Okada | 1985-01-08 |